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Sharp GX20 phone review — specs and Genze score

Sharp GX20 Specifications

Sharp

Released 2003, Aug 15

  • 102g, 25mm thickness
  • Feature phone
  • 2MB storage, no card slot

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Genze vs community

Genze and community ratings are both shown on a /10 scale. Genze is derived from internal model scores and price rules; community averages come from approved reviews (1–10 per category).

Category Genze /10 Users /10
Battery 1.3
Display 4.9
Performance 2.3
Camera 4.8
Body 5.2
Gaming 3.5
Software 4.4
Connectivity 5.8
Sensors 7.2
Software updates
Clean software
Heating
Media
Genze total: 3.8/10

Community columns fill in when reviews are approved.

Quick specifications

 

240x320 pixels

0.3MP

Video recorder

 

720mAh

Score breakdown

From specs, price tier & release year

3.8 /10
Performance 2.3/10
Battery 1.3/10
Display 4.9/10
Camera 4.8/10
Body 5.2/10
Gaming 3.5/10
Software 4.4/10
Connectivity 5.8/10
Sensors 7.2/10
2003

Community ratings

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Full specifications

Technology GSM
2G bands GSM 900 / 1800 / 1900
GPRS Class 8
EDGE No
Announced 2003, Q3
Status Discontinued
Dimensions 95 x 49 x 25 mm (3.74 x 1.93 x 0.98 in)
Weight 102 g (3.60 oz)
SIM Mini-SIM
Type CGS, 65K colors
Size
Resolution 240 x 320 pixels, 4:3 ratio
??? Second external display (80 x 60 pixels), 65K colors

Four-way navigation

Status light in 7 colors
Card slot No
Phonebook 500 entries, Photo call
Call records 10 dialed, 10 received, 10 missed calls
Internal 2MB
Single VGA
Features LED flash
Video Yes
??? No
Loudspeaker No
Alert types Vibration; Downloadable polyphonic, recorded ringtones, composer
3.5mm jack No
WLAN No
Bluetooth No
Positioning No
Infrared port Yes
Radio No
USB
Sensors
Messaging SMS, EMS, MMS
Browser WAP 2.0/xHTML
Games Yes + downloadable
Java Yes
??? Predictive text input

Organizer

Voice memo
Type Removable Li-Ion 720 mAh battery
Stand-by Up to 250 h
Talk time Up to 3 h 30 min
Colors

Sharp GX20 official images

Frequently asked questions

Is Sharp GX20 worth buying in 2026?

Sharp GX20 is worth considering if its strengths match your priorities. Genze scores it 3.8/10 for its class. Read owner reviews and compare alternatives before you buy.

What is the battery capacity of Sharp GX20?

Sharp GX20 has a 720 mAh battery. Real-world endurance depends on chipset efficiency, display, and usage.

What is the Genze score for Sharp GX20?

Genze rates Sharp GX20 3.8/10 based on performance, display, camera, battery, body build, and value versus phones in the same price tier.

Where do these specifications come from?

Specifications are compiled from official manufacturer and carrier sources, reviewed by our editors where possible, and enriched with Genze scores and community feedback. GenZe Rank is not responsible for errors or omissions. Regional variants, firmware updates, and retailer listings may differ from what is shown here—always confirm critical details on the official product page before you buy.

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Battery

Gaming

Camera

Display

Performance

Heating

Media

Software updates

Clean software (no ads)

Value

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